he did it, isaacson says, by standing at the crossroads of science and the humanities, connecting creativity with technology, and combining leaps of imagination with feats of engineering to produce new devices that consumers hadn't even thought of. >> thank you for coming. we're gonna make some history together today. >> if you had to pick a day where it all came together, january 9, 2007, is not a bad one. jobs is in san francisco at the macworld conference in full pitchman mode as he unveils his latest product to the faithful. >> these are not three separate devices. this is one device. [cheers and applause] and we are calling it iphone. >> it is not only a remarkable achievement but a validation of everything that jobs believed in: if you made and controlled all of your own hardware and all of your own software, you could integrate all of your products and all of your content seamlessly into one digital hub. and no one but steve jobs had thought of it. >> this is something microsoft couldn't do 'cause it made software but not the hardware. it's something sony couldn't do 'cause it made a